code: def test_fit_transform_HaveMissingValuesAndUseCatNames_ExpectCorrectValue(
      self,
  ):
      encoder = encoders.OneHotEncoder(
          cols=[0],
          use_cat_names=True,
          handle_unknown="indicator",
          return_df=False,
      )
  
      result = encoder.fit_transform([[-1]])
  
      self.assertListEqual([[1, 0]], result.tolist())
  
imports: import pandas
  from unittest import TestCase
  import numpy
  import tests.helpers
  import category_encoders
label_desc: Use image node_id 2 for calling the TestOneHotEncoderTestCase obj's underlying member method code with example usage: obj.test_fit_transform_HaveMissingValuesAndUseCatNames_ExpectCorrectValue() without return types